<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>

    <form action="${pageContext.request.contextPath}/book/deleteAll" method="post">
        <input type="submit" value="批量删除"><br>
        <input type="checkbox" name="ids" value="1"/><br>
        <input type="checkbox" name="ids" value="2"/><br>
        <input type="checkbox" name="ids" value="3"/><br>
    </form>


</body>
</html>
